New Spain (Spanish: Nueva España) is a Spanish colony in the New World north of the Isthmus of Panama. It was established following the Spanish conquest of the Aztec Empire in 1521, and following additional conquests, it was made a viceroyalty (Spanish: virreinato) in 1535. The first of four viceroyalties Spain created in the Americas, it comprises Mexico, Central America, the Spanish West Indies, Florida, and eventually, the Philippines and other Pacific islands.